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We will create CAD drawings or solutions within 2 hours based on your description, application scenarios, and in combination with the product.
Accept customize according to different diameter, thickness, length or sending your drawing.
Our designers have up to 15 years of work experience and are capable of formulating the correct solutions based solely on your usage scenarios.
Please feel free to communicate with us to ensure that your needs are addressed!
| Specification: | Based on drawings or require customization. |
| Material | More than 99.99% SiO2 |
| Customized Service | Ends closing, sand blasting, polishing, bending, cutting, pinching, burning mouth and so on |
| Density g/cm2 | 2.2 |
| Maximum operating temperature | 1120℃ |
| Tolerance control | min:±0.01mm (Adjust according to the actual situation) |
| Thermal Properties | Coefficient of Expansion (20℃-350℃) | 5.5*10-7/℃ |
| Thermal Conductivity (W/m℃, 20℃) | 1.4 | |
| Specific Heat (J/kg, 20℃) | 670 | |
| Softening Point (viscosity) | 1730℃ | |
| Annealing Point | 1215℃ | |
| Deformation Temperature (long time heat retaining) | 1120℃ |
| Electrical Properties | Electrical Resistivity (350℃, omh-cm) | 7*107 |
| Insulating Strength (20℃, KV/em) | 250-400 | |
| Dielectric Constant | 3.7 |
| Corrosion Amount | H2SO4 | Density 1.84, 2h, 20℃, g/cm2 | 1.4*10-8 |
| HNO3 | Density 1.4, 2h, 20℃, g/cm2 | 5*10-8 | |
| HCL | Density 1.19, 2h, 20℃, g/cm2 | 15*10-8 | |
| NaOH | 1%, 2h, 110℃, g/cm2 | 166*10-6 | |
| KOH | 1%, 2h, 98℃, g/cm2 | 68*10-6 |
| Mechanical Properties | Density g/cm2 | 2.2 |
| Compression Strength N/mm2 | 1100 | |
| Bending Strength N/mm2 | 67 | |
| Tension Strength N/mm2 | 48 | |
| Micro Hardness N/mm2 | 8600-9800 | |
| Moh's Hardness | 5.5-6.5 |